Ram-Reg 



RAMSEY, Miss E. M. A.B., M.D. — Dept. of Embryol., Carnegie Inst, of 

 Washington, 115 W. University Parkway, BALTIMORE lO.Md., U.S.A. 



a. Placentation. Study of placental structure, development and vasculature. 

 Macaca mulatta, Homo sapiens (Primates) 



b. Anatomical and radiological studies of circulation in the maternal placenta. 

 Macaca mulatta, Homo sapiens (Primates) (in collaboration with G. W. 

 CORNER, Jr. and M. W. DONNER) 



c. Determinations of blood, amniotic and intervillous space pressures through- 

 out pregnancy. Macaca mulatta (Primates) (in collaboration with G. W. 

 CORNER, Jr.) 



RANZI, S. Ph.D., F.I.I.E., Prof. — 1st. di Zool. e Anat. Comp., Univ. di 



Milano, Via Celoria 10, MILANO, Italia 

 RANZOLI, F. Dr., Prof. — 1st. di Zool., Via S. Giacomo 9, BOLOGNA, 



Italia 



a. Development of gonads. (Urodela, Aves) 



b. Sexual and asexual reproductive cycles and regeneration. Salmacina in- 

 crustans, S. dijsteri (Polychaeta) 



c. Growth and sexuality in colonial animals. (Bryozoa) 



RAO, B. R. M.Sc. — Hubrecht Lab. (Intern. Embryol. Inst.), p/a Universi- 

 UTRECHT, Netherlands 

 a. Pattern development in the brain. Gallus domesticus (Aves) 

 RAO, S. R. V. M.Sc, Ph.D. — Dept. of Zool., Univ. of Delhi, DELHI 6 

 India 



a. Cytology and cytochemistry of developing oocytes. (Tunicata) 



b. Studies on the nuclear sex in embryos. (Mammalia) 



RAPOLA, M. H. J. M.D. — Dept. of Anat., Univ. of Helsinki, HELSINKI, 



Finland 

 a. Development of the anterior pituitary and adrenocortical tissue. Xenopus 



laevis (Anura) 

 RAPPAPORT, R., Jr. B.S., M.S., Ph.D., Prof. — Dept. of Biol., Union Coll., 



SCHENECTADY 8, N.Y., U.S.A. 



a. Role of water in growth and morphogenesis. Rana pipiens (Anura) 



b. Early embryology. Marinogammarus obtusatus (Gammaridae, Crusta- 

 cea) 



c. Comparative micrurgical studies on cytokinesis. Extending present meth- 

 ods to a variety of experimental material and devising new forms of phys- 

 ical experimentation. Marinogammarus obtusatus (Gammaridae, Crusta- 

 cea) , Echinarachnius parma (Echinoidea) , Rana pipiens (Anura) 



RASMOND, R. Dr. — Lab. de Zool. syst. et de Biol, anim., Fac. des Sci., 



Inst. Zool. Torley-Rousseau, Univ. libre de Bruxelles, 50 Avenue F. D. 



Roosevelt, BRUXELLES, Belgique 

 RASMUSSEN, L. Cand.mag. — Biol. Inst, of the Carlsberg Foundation, 16 



Tagensvej, COPENHAGEN N, Denmark 

 a. Studies on the biochemistry and physiology of synchronized cell systems. 



Tetrahymena pyriformis (Holotricha, Ciliata) (in collaboration with K. 



HAMBURGER and E. ZEUTHEN ) 

 RAUNICH, L. Ph.D., M.D., M.I.I.E., Prof. — 1st. di Anat. Comp., Univ. di 



Ferrara, Via delle Scienze 17, FERRARA, Italia 

 a. Development of blood and vascular system. Petromyzon spec. (Cyclos- 



tomata), Salmo spec. (Teleostei) 



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